CH260847A - Process for the production of crystalline substances in the state of extremely fine division and apparatus for carrying out this process. - Google Patents

Process for the production of crystalline substances in the state of extremely fine division and apparatus for carrying out this process.

Info

Publication number
CH260847A
CH260847A CH260847DA CH260847A CH 260847 A CH260847 A CH 260847A CH 260847D A CH260847D A CH 260847DA CH 260847 A CH260847 A CH 260847A
Authority
CH
Switzerland
Prior art keywords
carrying
production
state
extremely fine
crystalline substances
Prior art date
Application number
Other languages
French (fr)
Inventor
Company American Cyanamid
Original Assignee
American Cyanamid Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by American Cyanamid Co filed Critical American Cyanamid Co
Publication of CH260847A publication Critical patent/CH260847A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0009—Crystallisation cooling by heat exchange by direct heat exchange with added cooling fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/16—Evaporating by spraying
    • B01D1/18—Evaporating by spraying to obtain dry solids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH260847D 1941-06-27 1945-11-22 Process for the production of crystalline substances in the state of extremely fine division and apparatus for carrying out this process. CH260847A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US571527XA 1941-06-27 1941-06-27
US260847XA 1942-12-10 1942-12-10

Publications (1)

Publication Number Publication Date
CH260847A true CH260847A (en) 1949-04-15

Family

ID=26700758

Family Applications (1)

Application Number Title Priority Date Filing Date
CH260847D CH260847A (en) 1941-06-27 1945-11-22 Process for the production of crystalline substances in the state of extremely fine division and apparatus for carrying out this process.

Country Status (2)

Country Link
CH (1) CH260847A (en)
GB (2) GB571527A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1004090B (en) * 1955-10-22 1957-03-07 Chemisches Werk Lowi G M B H Process for the production of nitroguanidine with a high specific surface
US4702799A (en) * 1985-09-03 1987-10-27 Nestec S.A. Dryer and drying method
DE3807543A1 (en) * 1988-03-08 1989-09-21 Roehm Gmbh METHOD FOR PRODUCING SPRAY-DRYED EMULSION POLYMERISATES
CN110204461B (en) * 2019-05-15 2022-04-05 西安万德能源化学股份有限公司 Nitroguanidine crystal and microchannel crystallization process and device of nitroguanidine
CN114288703B (en) * 2022-01-25 2023-08-25 南京吉才汇科技有限公司 Crystallization separation equipment for boric acid production

Also Published As

Publication number Publication date
GB571527A (en) 1945-08-29
GB576505A (en) 1946-04-08

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